Parts Kit, Seal Replacement, Mecha1650-01-665-9521
NSN 1650-01-665-9521 · NIIN 016659521 · Part number PD51-233-H1P-261-C
Polymod Technologies, Inc. Dba Polymod Technologies Inc · FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories · CAGE 0YNK4
Government record, cited
NSN 1650-01-665-9521 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-665-9521. Manufacturer of record part number: PD51-233-H1P-261-C.
Also searched as1650-01-665-9521 ·
1650016659521 ·
NIIN 016659521 ·
01-665-9521 ·
FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · CAGE 0YNK4 · PD51-233-H1P-261-C
Nearby stock numbers← 1650-01-665-9148 Power Unit, Ram Air, Emergency
·
1650-01-665-9846 Filter Element, Fluid →
Features
Parts Kit,seal Replacement,mecha — FSC 1650
1 manufacturer part number on file
Manufacturer of record: Polymod Technologies, Inc. Dba Polymod Technologies Inc
Identification
NSN: 1650-01-665-9521
NIIN: 016659521
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: PD51-233-H1P-261-C
Manufacturer: Polymod Technologies, Inc. Dba Polymod Technologies Inc
General Description
The Parts Kit,seal Replacement,mecha, cataloged under National Stock Number 1650-01-665-9521, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Polymod Technologies, Inc. Dba Polymod Technologies Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1650-01-665-9521
Primary Part Number
PD51-233-H1P-261-C
Item Name
Parts Kit,seal Replacement,mecha
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Manufacturer
Polymod Technologies, Inc. Dba Polymod Technologies Inc
Polymod Technologies, Inc. Dba Polymod Technologies Inc (USA)
No interchangeability data on file.
Other items in FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1650-00-011-0886
1650-00-011-0886 · Item name not on file
1650-00-013-3761
SLIDE,SELECTOR
1650-00-059-7742
PARTS KIT,SEAL REPLACEMENT,MECHA
1650-00-101-7836
CLIP,RETURN PLATE
1650-00-138-2779
FILTERING DISK,FLUID
1650-00-162-3907
PARTS KIT,LINEAR ACTUATING CYLIN
1650-00-594-3500
DISK,VALVE
1650-00-658-8056
PARTS KIT,VALVE
Frequently Asked Questions
What is NSN 1650-01-665-9521?
NSN 1650-01-665-9521 is a Parts Kit,seal Replacement,mecha, manufactured by Polymod Technologies, Inc. Dba Polymod Technologies Inc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What part numbers are listed for NSN 1650-01-665-9521?
NSN 1650-01-665-9521 has 1 manufacturer part number on file: PD51-233-H1P-261-C (Polymod Technologies, Inc. Dba Polymod Technologies Inc).
What are the specifications of PD51-233-H1P-261-C?
Key specifications for PD51-233-H1P-261-C: Part Name Assigned by Controlling Agency: PARTS KIT,SEAL REPL; End Item Identification: F-22 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1650-01-665-9521 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.